.ht1{
    width: 100%; height: 250px
}
.ht2{
    height: 250px; width: 15%; float: left; margin-left: 10px
}
.ht3{
    padding: 14px
}
.ht4{
    height: 250px; width: 15%; float: left; margin-left: 20px
}
.ht1{
    
}
.ht1{
    
}